Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10433357 | Marine telecommunications network building system and telecommunications terminal for small boats | Hisanori Kanayama, Takashi Hashizume, Keiichiro Bungo | 2019-10-01 |
| 10272977 | Boat navigation assist system, and navigation assist apparatus and server of the system | Takashi Hashizume | 2019-04-30 |